You’ll need to prove your right to work in the UK.
You will need to have a copy of the following; Passport or Birth Certificate, Driving Licence (including provisional), Proof of address (Bank Statement, Utility Bill, Vehicle Insurance), proof of National Insurance (NI card, Payslip, P60).
If you are a non-British citizen, you will need to provide a
share code, please find link below for the share code:
www.gov.uk/view-prove-immigration-status